|link| - Patton Heater Model Poh2501 Manual Link

: The heater is shipped with the castor wheels unattached. Turn the unit upside down and secure the wheel base to the U-bolts between the end fins using the provided wing nuts.

: The oil inside is factory-sealed and never requires refilling. patton heater model poh2501 manual link

: Includes a tip-over switch that automatically cuts power if the unit is knocked over. : The heater is shipped with the castor wheels unattached